Change Text to Anything

wp_text.php

<?php
/**
 * Changes the label "Tickets" to "Anything You Want".
 */
add_filter( 'gettext', 'tribe_change_tickets_text', 20, 3 );

function tribe_change_tickets_text( $translation, $custom_text, $domain ) {
	$custom_text = array(
		'Tickets' => 'Anything You Want',
	);
	if ( ( strpos( $domain, 'tribe-' ) === 0 || strpos( $domain, 'the-events-' ) === 0 || strpos( $domain, 'event-' ) === 0 ) && array_key_exists( $translation, $custom_text ) ) {
		$translation = $custom_text[ $translation ];
	}

	return $translation;
}